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From sjanu...@apache.org
Subject svn commit: r652452 - /harmony/enhanced/classlib/trunk/modules/pack200/src/main/java5/org/apache/harmony/unpack200/Pack200UnpackerAdapter.java
Date Thu, 01 May 2008 08:13:28 GMT
Author: sjanuary
Date: Thu May  1 01:13:28 2008
New Revision: 652452

URL: http://svn.apache.org/viewvc?rev=652452&view=rev
Log:
Apply modified patch for HARMONY-5796 ([classlib][pack200] Pack200UnpackerAdapter still using
Segment)

Added:
    harmony/enhanced/classlib/trunk/modules/pack200/src/main/java5/org/apache/harmony/unpack200/Pack200UnpackerAdapter.java
  (with props)

Added: harmony/enhanced/classlib/trunk/modules/pack200/src/main/java5/org/apache/harmony/unpack200/Pack200UnpackerAdapter.java
URL: http://svn.apache.org/viewvc/harmony/enhanced/classlib/trunk/modules/pack200/src/main/java5/org/apache/harmony/unpack200/Pack200UnpackerAdapter.java?rev=652452&view=auto
==============================================================================
--- harmony/enhanced/classlib/trunk/modules/pack200/src/main/java5/org/apache/harmony/unpack200/Pack200UnpackerAdapter.java
(added)
+++ harmony/enhanced/classlib/trunk/modules/pack200/src/main/java5/org/apache/harmony/unpack200/Pack200UnpackerAdapter.java
Thu May  1 01:13:28 2008
@@ -0,0 +1,71 @@
+/*
+ *  Licensed to the Apache Software Foundation (ASF) under one or more
+ *  contributor license agreements.  See the NOTICE file distributed with
+ *  this work for additional information regarding copyright ownership.
+ *  The ASF licenses this file to You under the Apache License, Version 2.0
+ *  (the "License"); you may not use this file except in compliance with
+ *  the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package org.apache.harmony.unpack200;
+
+import java.io.BufferedInputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.jar.JarOutputStream;
+import java.util.jar.Pack200.Unpacker;
+
+/**
+ * This class provides the binding between the standard Pack200 interface and
+ * the internal interface for (un)packing. As this uses generics for the
+ * SortedMap, this class must be compiled and run on a Java 1.5 system. However,
+ * Java 1.5 is not necessary to use the internal libraries for unpacking.
+ */
+public class Pack200UnpackerAdapter extends Pack200Adapter implements Unpacker {
+	/*
+	 * (non-Javadoc)
+	 *
+	 * @see java.util.jar.Pack200.Unpacker#unpack(java.io.InputStream,
+	 *      java.util.jar.JarOutputStream)
+	 */
+	public void unpack(InputStream in, JarOutputStream out) throws IOException {
+		if (in == null || out == null)
+			throw new IllegalArgumentException(
+					"Must specify both input and output streams");
+		completed(0);
+		try {
+            new Archive(in, out).unpack();
+        } catch (Pack200Exception e) {
+            throw new IOException("Failed to unpack Jar:" + String.valueOf(e));
+        }
+		completed(1);
+		in.close();
+	}
+
+	/*
+	 * (non-Javadoc)
+	 *
+	 * @see java.util.jar.Pack200.Unpacker#unpack(java.io.File,
+	 *      java.util.jar.JarOutputStream)
+	 */
+	public void unpack(File file, JarOutputStream out) throws IOException {
+		if (file == null || out == null)
+			throw new IllegalArgumentException(
+					"Must specify both input and output streams");
+		int size = (int) file.length();
+		int bufferSize = (size > 0 && size < DEFAULT_BUFFER_SIZE ? size
+				: DEFAULT_BUFFER_SIZE);
+		InputStream in = new BufferedInputStream(new FileInputStream(file),
+				bufferSize);
+		unpack(in, out);
+	}
+}

Propchange: harmony/enhanced/classlib/trunk/modules/pack200/src/main/java5/org/apache/harmony/unpack200/Pack200UnpackerAdapter.java
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Propchange: harmony/enhanced/classlib/trunk/modules/pack200/src/main/java5/org/apache/harmony/unpack200/Pack200UnpackerAdapter.java
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